//遍歷table

var tableObj = document.getElementById("tableName");
var str = "";
for(var i=0;i<tableObj.rows.length;i++)
{
for(varj=0;j<tableObj.rows[i].cells.length;j++)
{
//str += tableObj.rows[i].cells[j].innerHTML+" ";

for(var z=0;z<tableObj.rows[i].cells[j].children.length;z++)
{
var text = tableObj.rows[i].cells[j].children[z];//取得text object
str += text.value;
}
}
str+="\n";
}
alert(str);

//遍歷gridview

function ValidateGridViewScore()
{
var gv=document.getElementById("gvGradeInput");
var array=new Array();
for( i=1;i<gv.rows.length;i++)
{
var score=document.getElementById(gv.rows[i].cells[2].firstChild.id).value;
//var GridView=document.getElementById("gvGradeInput");
// for(var i=1;i <GridView.rows.length;i++)
//{
//var TextBox=GridView.rows[i].cells[2].getElementsByTagName("input")[0].value;

if(parseInt(score)>100||parseInt(score)<0)
{
var xm=gv.rows[i].cells[1].innerText;
array .push (xm);
}
}
if(array .length >0)
{
alert(array+"的成績必須大於等於0且小於等於100");
return false ;
}
else
{
alert("可以錄入!");
return false ;
}

}

js遍歷table和gridview